[Beowulf] experience with HPC running on OpenStack

John Hearns hearnsj at gmail.com
Tue Jun 30 06:19:43 PDT 2020

I saw Magic Castle being demonstrated lve at FOSDEM this year.
It is more a Terraform/ansible setup for configuring clusters on demand.

The person demonstrating it called a Google Home assistant with a voice
command and asked it to build and deploy a cluster - which it did!

On Tue, 30 Jun 2020 at 12:21, Jörg Saßmannshausen <
sassy-work at sassy.formativ.net> wrote:

> Dear all,
> we are currently planning a new cluster and this time around the idea was
> to
> use OpenStack for the HPC part of the cluster as well.
> I was wondering if somebody has some first hand experiences on the list
> here.
> One of the things we currently are not so sure about it is InfiniBand (or
> another low latency network connection but not ethernet): Can you run HPC
> jobs
> on OpenStack which require more than the number of cores within a box? I
> am
> thinking of programs like CP2K, GROMACS, NWChem (if that sounds familiar
> to
> you) which utilise these kind of networks very well.
> I cam across things like MagicCastle from Computing Canada but as far as I
> understand it, they are not using it for production (yet).
> Is anybody on here familiar with this?
> All the best from London
> Jörg
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